KR100960739B1 - 열적으로 향상된 반도체 볼 그리드 어레이 디바이스 및 그제조 방법 - Google Patents
열적으로 향상된 반도체 볼 그리드 어레이 디바이스 및 그제조 방법 Download PDFInfo
- Publication number
- KR100960739B1 KR100960739B1 KR1020000007726A KR20000007726A KR100960739B1 KR 100960739 B1 KR100960739 B1 KR 100960739B1 KR 1020000007726 A KR1020000007726 A KR 1020000007726A KR 20000007726 A KR20000007726 A KR 20000007726A KR 100960739 B1 KR100960739 B1 KR 100960739B1
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Abstract
Description
Claims (32)
- 반도체 디바이스로서,제1 및 제2 표면을 가지는 칩 장착부를 포함하는 열 도전 막(thermally conductive foil);상기 제1 표면에 부착된 집적 회로 칩; 및상기 제2 표면이 노출된 채 남아있게 되도록 상기 칩 및 상기 제1 표면 주위로 몰딩된 밀봉재의 보디를 포함하고,상기 제2 표면은 열 접촉을 형성하기 위한 수단을 포함하여, 상기 칩으로부터 열 에너지를 방산(dissipate)하는 경로를 형성하며,상기 열 접촉용 수단은 상기 칩과 히트 싱크 사이의 솔더 볼(solder ball)들을 갖는 열 접촉을 제공하도록 구성되는 상기 제2 표면의 구조(configuration)를 포함하고,상기 막의 상기 제2 표면은, 구리, 니켈, 팔라듐, 은, 금, 백금, 솔더 합금으로 구성되는 그룹으로부터 선택되는 땜납 가능한 금속(solderable metal)을 포함하는 열 접촉을 형성하기 위한 수단을 포함하는,반도체 디바이스.
- 제1항에 있어서, 상기 열 접촉용 수단은 히트 싱크와의 직접적 열 접촉을 제공하도록 구성되는 상기 제2 표면의 구조(configuration)를 포함하는 반도체 디바이스.
- 삭제
- 제1항에 있어서, 상기 솔더 볼은 솔더 합금, 솔더 페이스트 또는 도전성 접착 화합물로 이루어지는 반도체 디바이스.
- 제1항에 있어서, 상기 막은 10 ~ 75 ㎛ 두께를 가지는 반도체 디바이스.
- 제1항에 있어서, 상기 막은 30 ~ 40 ㎛ 두께를 가지는 반도체 디바이스.
- 제1항에 있어서, 상기 막은 구리, 구리 합금, 철-니켈 합금, 알루미늄, 강(steel) 및 인바(invar)로 구성되는 그룹으로부터 선택된 재료로 이루어지는 반도체 디바이스.
- 삭제
- 제2항에 있어서, 상기 제2 표면의 구조는 상기 칩을 밀봉하기 위한 몰딩 공정에서 형성되는 반도체 디바이스.
- 반도체 디바이스로서,제1 및 제2 표면을 가진 열 도전 막;상기 제1 표면에 부착된 집적 회로 칩;상기 제2 표면에 부착되고 상기 칩의 위치에서 개구를 가지는 절연 기판 - 적어도 상기 칩의 크기 만큼의 영역을 갖는 상기 제2 표면의 일부분이 노출된 채 남아있음 - ; 및상기 제2 표면이 노출된 채 남아있게 되도록 상기 칩과 상기 제1 표면 주위로 몰딩된 밀봉재의 보디를 포함하되,상기 제2 표면은 열 접촉을 형성하기 위한 수단을 포함하여, 상기 칩으로부터 열 에너지를 방산하기 위한 경로를 생성하는 반도체 디바이스.
- 제10항에 있어서, 상기 열 접촉용 수단은 히트 싱크와의 직접적 열 부착을 제공하도록 구성되는 상기 제2 표면의 구조를 포함하는 반도체 디바이스.
- 제11항에 있어서, 상기 열 접촉용 수단은 상기 칩과 상기 히트 싱크 사이의 솔더 볼들을 갖는 열 부착을 제공하도록 구성되는 상기 제2 표면의 구조를 포함하는 반도체 디바이스.
- 제10항에 있어서, 상기 막은 10 ~ 75 ㎛의 두께를 갖는 반도체 디바이스.
- 제11항 또는 제12항에 있어서, 상기 제2 표면의 구조는 상기 칩을 밀봉하기 위한 몰딩 공정에서 형성되는 반도체 디바이스.
- 제10항에 있어서, 상기 절연 기판은 중합체 막, 유기막, 중합체 기판, 에폭시 수지 또는 짜여진 유리 천(woven glass cloth)으로 보강된 시안산염 에스테르 수지(cyanate ester resin)로 이루어지는 그룹으로부터 선택되는 반도체 디바이스.
- 반도체 디바이스로서,제1 및 제2 표면을 가지는 시트형의 절연 기판;상기 제1 표면에 부착된 제1 열 전기 도전막(thermally and electrically conductive foil)과 상기 제2 표면에 부착된 제2 열 전기 도전막;상기 제1 막에 부착된 집적 회로 칩; 및상기 제2 막이 노출된 채 남아있게 되도록 상기 칩 및 상기 제1 막 주위로 몰딩된 밀봉재의 보디를 포함하되,상기 기판 및 상기 제2 막은 상기 칩의 위치에 개구를 가지며, 이에 따라 적어도 상기 칩의 크기 만큼의 영역을 갖는 상기 제1 막의 일부분은 노출되고,상기 제1 막은 열 접촉을 형성하기 위한 수단을 포함하여, 상기 칩으로부터 열 에너지를 방산하는 경로를 형성하며,상기 제2 막은 전기 접촉을 형성하기 위한 수단을 포함하는 반도체 디바이스.
- 제16항에 있어서, 전기 접촉을 형성하기 위한 상기 수단이 전기적 RF 접지 전위를 생성하는 반도체 디바이스.
- 제16항에 있어서, 상기 열 접촉용 수단은 히트 싱크와의 직접적 열 부착을 제공하도록 구성되는 상기 제1 막의 구조를 포함하는 반도체 디바이스.
- 제18항에 있어서, 상기 열 접촉용 수단은 상기 칩 및 상기 히트 싱크 사이의 솔더 볼들을 갖는 열 접촉을 제공하도록 구성되는 상기 제1 막의 구조를 포함하는 반도체 디바이스.
- 제16항에 있어서, 상기 제1 및 제2 막이 10 ~ 75 ㎛의 두께를 가지는 반도체 디바이스.
- 제18항 또는 제19항에 있어서, 상기 제1 막의 구조는 상기 칩을 밀봉하는 몰딩 공정에서 형성되는 반도체 디바이스.
- 제16항에 있어서, 상기 제1 막에 부착된 적어도 하나의 수동 전기 부품을 더 포함하는 반도체 디바이스.
- 제22항에 있어서, 상기 수동 전기 부품은 저항, 캐패시터, 인덕터로 이루어진 그룹으로부터 선택되는 반도체 디바이스.
- 반도체 디바이스를 제조하는 방법으로서,제1 및 제2 표면을 가진 복수의 칩 장착부를 포함하는 열 도전 막을 제공하는 단계;복수의 집적 회로 칩을 상기 칩 장착부에 각각 부착하는 단계;각각이, 반도체 디바이스들을 홀드(hold)하기 위한 캐비티를 구비한 상부 절반 및 하부 절반을 갖는 몰드를 제공하는 단계 -상기 하부 절반은 상기 칩 장착부들을 변형하기 위한 크기 및 형상을 가지는 복수의 피쳐(feature)를 포함하는 대체적으로 평평한 표면 외형(contour)을 가짐 - ;각각의 칩 장착 패드가 하나의 상기 피쳐와 정렬되는 식으로 상기 막을 상기 하부 몰드 절반에 배치시키는 단계; 및상기 막의 상기 칩 장착부들이 상기 하부 몰드 절반의 상기 표면 외형을 대면하여 움직이게 되는 식으로 상기 몰드를 폐쇄하고 밀봉재를 상기 몰드 내로 가압하여, 이로 인해 상기 밀봉재의 응고시에 상기 칩 장착부들이 상기 칩으로부터 열 에너지를 방산하도록 구성되는 표면을 제공하도록 형상화되는 단계를 포함하는 반도체 디바이스를 제조하는 방법.
- 제24항에 있어서, 상기 몰드를 개방하는 단계를 더 포함하여, 이로 인해 밀봉된 반도체 디바이스가 형성되는 반도체 디바이스를 제조하는 방법.
- 반도체 디바이스를 제조하는 방법으로서,복수의 집적 회로 칩을 제공하는 단계;제1 및 제2 표면을 가지는 시트형의 절연 기판을 제공하며, 또한 제1 및 제2 열 전기 도전 막을 제공하는 단계;상기 제1 막을 상기 제1 표면에, 상기 제2 막을 상기 제2 표면에 부착하는 단계;상기 제2 막 및 상기 기판의 상기 제2 표면에서 적어도 상기 칩의 크기 만큼의 영역을 갖는 개구를 생성하여, 상기 제1 막의 일부분들을 노출하는 단계;상기 칩들을 상기 개구들에 대향하는 상기 제1 막에 부착하는 단계;각각이, 반도체 디바이스들을 홀드하기 위한 캐비티를 구비한 상부 절반 및 하부 절반을 갖는 몰드를 제공하는 단계 - 상기 하부 절반은 상기 제1 막의 노출된 부분을 변형하기 위한 크기 및 형상을 가지는 복수의 피쳐를 포함하는 대체적으로 평평한 표면 외형을 가짐 - ;각각의 상기 개구가 하나의 상기 피쳐와 각각 정렬되는 식으로 상기 기판을 상기 하부 몰드 절반에 배치시키는 단계; 및상기 제1 막의 상기 노출된 일부분들이 상기 하부 몰드 절반의 상기 표면 외형을 대면하여 움직이게 되는 식으로 상기 몰드를 폐쇄하고 밀봉재를 상기 몰드 내로 가압하여, 이로 인해 상기 밀봉재의 응고시에 상기 제1 막의 노출된 일부분들이 상기 칩으로부터 열 에너지를 방산하도록 구성되는 표면을 제공하도록 형상화되는 단계를 포함하는 반도체 디바이스를 제조하는 방법.
- 제26항에 있어서, 상기 몰드를 개방하는 단계를 더 포함하여, 밀봉된 반도체 디바이스가 형성되는 반도체 디바이스를 제조하는 방법.
- 제27항에 있어서, 상기 제2 도전 막을 전기적으로 접촉하는 단계를 더 포함하는 반도체 디바이스를 제조하는 방법.
- 제28항에 있어서, 상기 접촉이 전기적 RF 접지 전위를 생성하는 반도체 디바이스를 제조하는 방법.
- 제26항에 있어서, 막이 상기 기판의 상기 제1 표면에만 부착되는 반도체 디바이스를 제조하는 방법.
- 제26항에 있어서, 수동 전기 부품들을 상기 제1 막에 부착시키는 단계를 더 포함하는 반도체 디바이스를 제조하는 방법.
- 삭제
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US12172899P | 1999-02-26 | 1999-02-26 | |
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- 2000-02-25 JP JP2000049403A patent/JP2000252390A/ja not_active Abandoned
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KR20220002538A (ko) * | 2019-06-24 | 2022-01-06 | 비보 모바일 커뮤니케이션 컴퍼니 리미티드 | 인쇄 회로 기판 어셈블리 및 단말 |
KR102669585B1 (ko) | 2019-06-24 | 2024-05-24 | 비보 모바일 커뮤니케이션 컴퍼니 리미티드 | 인쇄 회로 기판 어셈블리 및 단말 |
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US6365980B1 (en) | 2002-04-02 |
KR20000071354A (ko) | 2000-11-25 |
JP2000252390A (ja) | 2000-09-14 |
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